While the Sounders continue to languish towards the bottom of the Western Conference, the Timbers were boosted by leaders Sporting Kansas City going down 2-0 to Montreal Impact.

Elsewhere, Atlanta United continued their dominance of the Eastern Conference with a 4-0 win over lowly Orlando City.

Atlanta got off to a flying start as MLS top scorer Josef Martinez struck his 15th goal of the season after three minutes.

Miguel Almiron scored twice in the second half, either side of Ezequiel Barco's goal, as Gerardo Martino's men extended their lead at the top to six points following New York City's 3-2 defeat to Chicago Fire.